1 /** @file |
|
2 * Copyright (c) 2005-2006 Nokia Corporation and/or its subsidiary(-ies). |
|
3 * All rights reserved. |
|
4 * This component and the accompanying materials are made available |
|
5 * under the terms of "Eclipse Public License v1.0" |
|
6 * which accompanies this distribution, and is available |
|
7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
|
8 * |
|
9 * Initial Contributors: |
|
10 * Nokia Corporation - initial contribution. |
|
11 * |
|
12 * Contributors: |
|
13 * |
|
14 * Description: Class for fetching and updating MS metadata |
|
15 * |
|
16 */ |
|
17 |
|
18 |
|
19 |
|
20 // INCLUDE FILES |
|
21 #include "upnpmetadata.h" |
|
22 #include "upnpavcpenginemsclient.h" |
|
23 #include <upnpdominterface.h> |
|
24 #include <xml/dom/xmlengdomparser.h> |
|
25 #include <XmlEngSerializationOptions.h> |
|
26 #include <Uri16.h> |
|
27 |
|
28 |
|
29 _LIT(KUPnP16, "upnp"); |
|
30 |
|
31 _LIT8(KId, "id"); |
|
32 _LIT8(KUPnP, "upnp"); |
|
33 _LIT8(KDc, "dc"); |
|
34 _LIT8(KArtist, "artist"); |
|
35 _LIT8(KAlbum, "album"); |
|
36 _LIT8(KGenre, "genre"); |
|
37 _LIT8(KClass, "class"); |
|
38 _LIT8(KCreator, "creator"); |
|
39 _LIT8(KTitle, "title"); |
|
40 |
|
41 |
|
42 // ============================ MEMBER FUNCTIONS =============================== |
|
43 |
|
44 // ----------------------------------------------------------------------------- |
|
45 // CUpnpMetadata::CUpnpMetadata |
|
46 // C++ default constructor can NOT contain any code, that |
|
47 // might leave. |
|
48 // ----------------------------------------------------------------------------- |
|
49 // |
|
50 CUpnpMetadata::CUpnpMetadata(RUpnpAVCPEngineMSClient& aSession): |
|
51 CActive(EPriorityStandard), |
|
52 iSession(aSession), |
|
53 iMetaDataPtr(NULL,0), |
|
54 iIdPckg(iId), |
|
55 iSizePckg(iSize) |
|
56 { |
|
57 CActiveScheduler::Add(this); |
|
58 } |
|
59 |
|
60 // ----------------------------------------------------------------------------- |
|
61 // CUpnpMetadata::ConstructL |
|
62 // Symbian 2nd phase constructor can leave. |
|
63 // ----------------------------------------------------------------------------- |
|
64 // |
|
65 void CUpnpMetadata::ConstructL() |
|
66 { |
|
67 // User::LeaveIfError( iRsfwControl.Connect() ); |
|
68 iDOMImpl.OpenL(); |
|
69 } |
|
70 |
|
71 // ----------------------------------------------------------------------------- |
|
72 // CUpnpMetadata::NewL |
|
73 // Two-phased constructor. |
|
74 // ----------------------------------------------------------------------------- |
|
75 // |
|
76 EXPORT_C CUpnpMetadata* CUpnpMetadata::NewL(RUpnpAVCPEngineMSClient& aSession) |
|
77 { |
|
78 CUpnpMetadata* self = new( ELeave ) CUpnpMetadata(aSession); |
|
79 |
|
80 CleanupStack::PushL( self ); |
|
81 self->ConstructL(); |
|
82 CleanupStack::Pop( self ); |
|
83 |
|
84 return self; |
|
85 } |
|
86 |
|
87 // ----------------------------------------------------------------------------- |
|
88 // CUpnpMetadata::~CUpnpMetadata |
|
89 // Destructor |
|
90 // ----------------------------------------------------------------------------- |
|
91 // |
|
92 CUpnpMetadata::~CUpnpMetadata() |
|
93 { |
|
94 delete iUuid; |
|
95 delete iPathName; |
|
96 delete iMetaData; |
|
97 delete iUpdatedMetaData; |
|
98 iDocument.Close(); |
|
99 iDOMImpl.Close(); |
|
100 //iRsfwControl.Close(); |
|
101 } |
|
102 |
|
103 |
|
104 // ----------------------------------------------------------------------------- |
|
105 // CUpnpMetadata::FetchL |
|
106 // ----------------------------------------------------------------------------- |
|
107 // |
|
108 EXPORT_C void CUpnpMetadata::FetchL(const TDesC& aPathName ) |
|
109 { |
|
110 |
|
111 PrepareDataL(aPathName); |
|
112 GetMetadataL(); |
|
113 } |
|
114 |
|
115 // ----------------------------------------------------------------------------- |
|
116 // CUpnpMetadata::FetchL |
|
117 // ----------------------------------------------------------------------------- |
|
118 // |
|
119 EXPORT_C void CUpnpMetadata::FetchL(const TDesC& aPathName, TRequestStatus& aStatus ) |
|
120 { |
|
121 PrepareDataL(aPathName); |
|
122 GetMetadataL(aStatus); |
|
123 } |
|
124 |
|
125 // ----------------------------------------------------------------------------- |
|
126 // CUpnpMetadata::CommitL |
|
127 // ----------------------------------------------------------------------------- |
|
128 // |
|
129 EXPORT_C void CUpnpMetadata::CommitL() |
|
130 { |
|
131 //Dump XML tree into buffer |
|
132 RBuf8 xmlBuf; |
|
133 CleanupClosePushL(xmlBuf); |
|
134 TXmlEngSerializationOptions options(TXmlEngSerializationOptions::KOptionIndent); |
|
135 |
|
136 iDocument.SaveL( xmlBuf, iDocument.DocumentElement(), options); |
|
137 |
|
138 iSession.SetMetadataL(*iUuid, *iPathName, *iMetaData, xmlBuf); |
|
139 |
|
140 CleanupStack::PopAndDestroy(&xmlBuf); |
|
141 } |
|
142 |
|
143 // ----------------------------------------------------------------------------- |
|
144 // CUpnpMetadata::CommitL |
|
145 // ----------------------------------------------------------------------------- |
|
146 // |
|
147 EXPORT_C void CUpnpMetadata::CommitL(TRequestStatus& aStatus) |
|
148 { |
|
149 |
|
150 iClientStatus = &aStatus; |
|
151 *iClientStatus = KRequestPending; |
|
152 |
|
153 //Dump XML tree into buffer |
|
154 RBuf8 xmlBuf; |
|
155 CleanupClosePushL(xmlBuf); |
|
156 TXmlEngSerializationOptions options(TXmlEngSerializationOptions::KOptionIndent); |
|
157 |
|
158 iDocument.SaveL( xmlBuf, iDocument.DocumentElement(), options); |
|
159 delete iUpdatedMetaData; |
|
160 iUpdatedMetaData = NULL; |
|
161 |
|
162 iUpdatedMetaData = xmlBuf.AllocL(); |
|
163 CleanupStack::PopAndDestroy(&xmlBuf); |
|
164 |
|
165 iSession.SetMetadata(iStatus, *iUuid, *iPathName, *iMetaData, *iUpdatedMetaData); |
|
166 SetActive(); |
|
167 iState = EUploadingMetadata; |
|
168 } |
|
169 |
|
170 // ----------------------------------------------------------------------------- |
|
171 // CUpnpMetadata::PrepareData |
|
172 // ----------------------------------------------------------------------------- |
|
173 // |
|
174 void CUpnpMetadata::PrepareDataL(const TDesC& aPathName ) |
|
175 { |
|
176 |
|
177 TParse parseFilename; |
|
178 parseFilename.Set( aPathName, NULL, NULL ); |
|
179 |
|
180 |
|
181 TChar drive = parseFilename.Drive()[0]; |
|
182 drive.UpperCase(); |
|
183 |
|
184 CRsfwMountMan* mountman = NULL; |
|
185 mountman = CRsfwMountMan::NewL(0, NULL); |
|
186 User::LeaveIfNull(mountman); |
|
187 CleanupStack::PushL(mountman); |
|
188 |
|
189 const CRsfwMountEntry* entry = |
|
190 mountman->MountEntryL(drive); |
|
191 |
|
192 if (!entry) |
|
193 { |
|
194 CleanupStack::PopAndDestroy(mountman); |
|
195 User::Leave(KErrNotFound); |
|
196 } |
|
197 |
|
198 HBufC* uri = entry->Item(EMountEntryItemUri)->Alloc(); |
|
199 |
|
200 if (!uri) |
|
201 User::Leave(KErrNoMemory); |
|
202 |
|
203 CleanupStack::PushL(uri); |
|
204 // parse URI |
|
205 TUriParser uriParser; |
|
206 User::LeaveIfError( uriParser.Parse(*uri) ); |
|
207 |
|
208 if ( uriParser.Extract( EUriScheme ).Compare(KUPnP16) == 0) |
|
209 { |
|
210 delete iUuid; |
|
211 iUuid = NULL; |
|
212 |
|
213 delete iPathName; |
|
214 iPathName = NULL; |
|
215 |
|
216 // filename normalize |
|
217 iPathName = HBufC8::NewL( parseFilename.FullName().Length()); |
|
218 iPathName->Des().Append(parseFilename.Path()); |
|
219 TPtr8 path = iPathName->Des(); |
|
220 Normalize( path ); |
|
221 iPathName->Des().Append(parseFilename.NameAndExt()); |
|
222 |
|
223 // uuid |
|
224 iUuid = HBufC8::NewL(uriParser.Extract( EUriHost ).Length()); |
|
225 iUuid->Des().Copy(uriParser.Extract( EUriHost )); |
|
226 } |
|
227 else |
|
228 { |
|
229 CleanupStack::PopAndDestroy(uri); |
|
230 CleanupStack::PopAndDestroy(mountman); |
|
231 User::Leave( KErrNotFound ); |
|
232 } |
|
233 CleanupStack::PopAndDestroy(uri); |
|
234 CleanupStack::PopAndDestroy(mountman); |
|
235 } |
|
236 |
|
237 // ----------------------------------------------------------------------------- |
|
238 // CUpnpMetadata::Normalize |
|
239 // ----------------------------------------------------------------------------- |
|
240 // |
|
241 void CUpnpMetadata::Normalize(TDes8& aData) |
|
242 { |
|
243 for (TInt i = 0; i < aData.Length(); i++) |
|
244 { |
|
245 if (aData[i] == '\\') |
|
246 { |
|
247 aData[i] = '/'; |
|
248 } |
|
249 } |
|
250 } |
|
251 |
|
252 // ----------------------------------------------------------------------------- |
|
253 // CUpnpMetadata::ParseMetadataL |
|
254 // ----------------------------------------------------------------------------- |
|
255 // |
|
256 void CUpnpMetadata::ParseMetadataL() |
|
257 { |
|
258 iDocument.Close(); |
|
259 // Create a parser |
|
260 RXmlEngDOMParser parser; |
|
261 User::LeaveIfError( parser.Open(iDOMImpl) ); |
|
262 CleanupClosePushL(parser); |
|
263 // Handler to DOM document |
|
264 iDocument = parser.ParseL( *iMetaData ); |
|
265 CleanupStack::PopAndDestroy(&parser); |
|
266 } |
|
267 |
|
268 // ----------------------------------------------------------------------------- |
|
269 // CUpnpMetadata::GetMetadataL |
|
270 // ----------------------------------------------------------------------------- |
|
271 // |
|
272 void CUpnpMetadata::GetMetadataL() |
|
273 { |
|
274 iSession.PrepareMetadataL(*iUuid, *iPathName, iIdPckg, iSizePckg); |
|
275 if (iSize > 0) |
|
276 { |
|
277 delete iMetaData; |
|
278 iMetaData = NULL; |
|
279 iMetaData = HBufC8::NewL(iSize); |
|
280 iMetaDataPtr.Set(iMetaData->Des()); |
|
281 iSession.DownloadMetadataL(iId, iMetaDataPtr); |
|
282 ParseMetadataL(); |
|
283 } |
|
284 } |
|
285 |
|
286 // ----------------------------------------------------------------------------- |
|
287 // CUpnpMetadata::GetMetadataL |
|
288 // ----------------------------------------------------------------------------- |
|
289 // |
|
290 void CUpnpMetadata::GetMetadataL(TRequestStatus& aStatus) |
|
291 { |
|
292 iClientStatus = &aStatus; |
|
293 *iClientStatus = KRequestPending; |
|
294 iSession.PrepareMetadata(iStatus, *iUuid, *iPathName, iIdPckg, iSizePckg); |
|
295 SetActive(); |
|
296 iState = EPreparingMetadata; |
|
297 } |
|
298 |
|
299 // ----------------------------------------------------------------------------- |
|
300 // CUpnpMetadata::DoCancel |
|
301 // ----------------------------------------------------------------------------- |
|
302 // |
|
303 void CUpnpMetadata::DoCancel() |
|
304 { |
|
305 if (iClientStatus) |
|
306 { |
|
307 User::RequestComplete(iClientStatus, KErrCancel); |
|
308 } |
|
309 } |
|
310 |
|
311 // ----------------------------------------------------------------------------- |
|
312 // CUpnpMetadata::RunError |
|
313 // ----------------------------------------------------------------------------- |
|
314 // |
|
315 TInt CUpnpMetadata::RunError( TInt aError ) |
|
316 { |
|
317 if (iClientStatus) |
|
318 { |
|
319 User::RequestComplete(iClientStatus, aError); |
|
320 } |
|
321 return KErrNone; |
|
322 } |
|
323 |
|
324 // ----------------------------------------------------------------------------- |
|
325 // CUpnpMetadata::RunL |
|
326 // ----------------------------------------------------------------------------- |
|
327 // |
|
328 void CUpnpMetadata::RunL() |
|
329 { |
|
330 if (iStatus.Int() == KErrNone) |
|
331 { |
|
332 switch (iState) |
|
333 { |
|
334 case EPreparingMetadata: |
|
335 if (iSize > 0) |
|
336 { |
|
337 delete iMetaData; |
|
338 iMetaData = NULL; |
|
339 iMetaData = HBufC8::NewL(iSize); |
|
340 iMetaDataPtr.Set(iMetaData->Des()); |
|
341 iSession.DownloadMetadata(iStatus, iId, iMetaDataPtr); |
|
342 SetActive(); |
|
343 iState = EDownloadingMetadata; |
|
344 } |
|
345 break; |
|
346 case EDownloadingMetadata: |
|
347 ParseMetadataL(); |
|
348 User::RequestComplete(iClientStatus, iStatus.Int()); |
|
349 break; |
|
350 case EUploadingMetadata: |
|
351 delete iUpdatedMetaData; |
|
352 iUpdatedMetaData = NULL; |
|
353 User::RequestComplete(iClientStatus, iStatus.Int()); |
|
354 break; |
|
355 } |
|
356 } |
|
357 else |
|
358 { |
|
359 User::RequestComplete(iClientStatus, iStatus.Int()); |
|
360 } |
|
361 } |
|
362 |
|
363 |
|
364 // ----------------------------------------------------------------------------- |
|
365 // CUpnpMetadata::ObjectL |
|
366 // ----------------------------------------------------------------------------- |
|
367 // |
|
368 TBool CUpnpMetadata::ObjectL(TXmlEngElement& aObject) |
|
369 { |
|
370 TXmlEngElement root = iDocument.DocumentElement(); |
|
371 |
|
372 RXmlEngNodeList<TXmlEngElement> argElems; |
|
373 CleanupClosePushL(argElems); |
|
374 root.GetChildElements( argElems ); |
|
375 |
|
376 if ( argElems.Count() == 1 ) |
|
377 { |
|
378 aObject = argElems.Next(); |
|
379 |
|
380 } |
|
381 |
|
382 CleanupStack::PopAndDestroy(&argElems); |
|
383 return !aObject.IsNull(); |
|
384 } |
|
385 |
|
386 // ----------------------------------------------------------------------------- |
|
387 // CUpnpMetadata::GetElementL |
|
388 // ----------------------------------------------------------------------------- |
|
389 // |
|
390 TPtrC8 CUpnpMetadata::GetElementL( const TDesC8& aName) |
|
391 { |
|
392 TXmlEngElement result; |
|
393 TXmlEngElement object; |
|
394 if (ObjectL(object) && UpnpDomInterface::GetElementL( object, result, aName) ) |
|
395 { |
|
396 return result.Value(); |
|
397 } |
|
398 |
|
399 return KNullDesC8(); |
|
400 } |
|
401 |
|
402 // ----------------------------------------------------------------------------- |
|
403 // CUpnpMetadata::SetElementL |
|
404 // ----------------------------------------------------------------------------- |
|
405 // |
|
406 void CUpnpMetadata::SetElementL( const TDesC8& aNamespace, const TDesC8& aName, const TDesC8& aValue) |
|
407 { |
|
408 TXmlEngElement result; |
|
409 TXmlEngElement object; |
|
410 if (ObjectL(object)) |
|
411 { |
|
412 if (!UpnpDomInterface::GetElementL( object, result, aName) ) |
|
413 { |
|
414 result = object.AddNewElementUsePrefixL(aName, aNamespace); |
|
415 } |
|
416 result.SetTextL( aValue ); |
|
417 } |
|
418 } |
|
419 |
|
420 // ----------------------------------------------------------------------------- |
|
421 // CUpnpMetadata::Id |
|
422 // ----------------------------------------------------------------------------- |
|
423 // |
|
424 EXPORT_C TPtrC8 CUpnpMetadata::IdL() |
|
425 { |
|
426 TXmlEngElement object; |
|
427 if (ObjectL(object)) |
|
428 { |
|
429 return UpnpDomInterface::GetAttrValueL( object, KId ); |
|
430 } |
|
431 else |
|
432 { |
|
433 return KNullDesC8(); |
|
434 } |
|
435 } |
|
436 |
|
437 // ----------------------------------------------------------------------------- |
|
438 // CUpnpMetadata::Title |
|
439 // ----------------------------------------------------------------------------- |
|
440 // |
|
441 EXPORT_C TPtrC8 CUpnpMetadata::TitleL() |
|
442 { |
|
443 return GetElementL(KTitle); |
|
444 } |
|
445 |
|
446 // ----------------------------------------------------------------------------- |
|
447 // CUpnpMetadata::SetTitleL |
|
448 // ----------------------------------------------------------------------------- |
|
449 // |
|
450 EXPORT_C void CUpnpMetadata::SetTitleL(const TDesC8& aTitle) |
|
451 { |
|
452 SetElementL(KDc, KTitle, aTitle); |
|
453 } |
|
454 |
|
455 // ----------------------------------------------------------------------------- |
|
456 // CUpnpMetadata::Creator |
|
457 // ----------------------------------------------------------------------------- |
|
458 // |
|
459 EXPORT_C TPtrC8 CUpnpMetadata::CreatorL() |
|
460 { |
|
461 return GetElementL(KCreator); |
|
462 } |
|
463 |
|
464 // ----------------------------------------------------------------------------- |
|
465 // CUpnpMetadata::SetCreator |
|
466 // ----------------------------------------------------------------------------- |
|
467 // |
|
468 EXPORT_C void CUpnpMetadata::SetCreatorL(const TDesC8& aCreator) |
|
469 { |
|
470 SetElementL(KDc,KCreator, aCreator); |
|
471 } |
|
472 |
|
473 // ----------------------------------------------------------------------------- |
|
474 // CUpnpMetadata::Class |
|
475 // ----------------------------------------------------------------------------- |
|
476 // |
|
477 EXPORT_C TPtrC8 CUpnpMetadata::ClassL() |
|
478 { |
|
479 return GetElementL(KClass); |
|
480 } |
|
481 |
|
482 // ----------------------------------------------------------------------------- |
|
483 // CUpnpMetadata::SetClass |
|
484 // ----------------------------------------------------------------------------- |
|
485 // |
|
486 EXPORT_C void CUpnpMetadata::SetClassL(const TDesC8& aClass) |
|
487 { |
|
488 SetElementL(KUPnP, KClass, aClass); |
|
489 } |
|
490 |
|
491 // ----------------------------------------------------------------------------- |
|
492 // CUpnpMetadata::Artist |
|
493 // ----------------------------------------------------------------------------- |
|
494 // |
|
495 EXPORT_C TPtrC8 CUpnpMetadata::ArtistL() |
|
496 { |
|
497 return GetElementL(KArtist); |
|
498 } |
|
499 |
|
500 // ----------------------------------------------------------------------------- |
|
501 // CUpnpMetadata::SetArtist |
|
502 // ----------------------------------------------------------------------------- |
|
503 // |
|
504 EXPORT_C void CUpnpMetadata::SetArtistL(const TDesC8& aArtist) |
|
505 { |
|
506 SetElementL(KUPnP, KArtist, aArtist); |
|
507 } |
|
508 |
|
509 // ----------------------------------------------------------------------------- |
|
510 // CUpnpMetadata::Genre |
|
511 // ----------------------------------------------------------------------------- |
|
512 // |
|
513 EXPORT_C TPtrC8 CUpnpMetadata::GenreL() |
|
514 { |
|
515 return GetElementL(KGenre); |
|
516 } |
|
517 |
|
518 // ----------------------------------------------------------------------------- |
|
519 // CUpnpMetadata::SetGenre |
|
520 // ----------------------------------------------------------------------------- |
|
521 // |
|
522 EXPORT_C void CUpnpMetadata::SetGenreL(const TDesC8& aGenre) |
|
523 { |
|
524 SetElementL(KUPnP, KGenre, aGenre); |
|
525 } |
|
526 |
|
527 // ----------------------------------------------------------------------------- |
|
528 // CUpnpMetadata::Album |
|
529 // ----------------------------------------------------------------------------- |
|
530 // |
|
531 EXPORT_C TPtrC8 CUpnpMetadata::AlbumL() |
|
532 { |
|
533 return GetElementL(KAlbum); |
|
534 } |
|
535 |
|
536 // ----------------------------------------------------------------------------- |
|
537 // CUpnpMetadata::SetAlbum |
|
538 // ----------------------------------------------------------------------------- |
|
539 // |
|
540 EXPORT_C void CUpnpMetadata::SetAlbumL(const TDesC8& aAlbum) |
|
541 { |
|
542 SetElementL(KUPnP, KAlbum, aAlbum); |
|
543 } |
|
544 |
|
545 // ----------------------------------------------------------------------------- |
|
546 // CUpnpMetadata::AsXmlL |
|
547 // ----------------------------------------------------------------------------- |
|
548 // |
|
549 EXPORT_C RXmlEngDocument& CUpnpMetadata::AsXmlL() |
|
550 { |
|
551 return iDocument; |
|
552 } |
|
553 |
|
554 |
|
555 |
|
556 // End of File |
|